Base | Representation |
---|---|
bin | 10010101111001111… |
… | …110010110100011101 |
3 | 1220221012101000220011 |
4 | 102233033302310131 |
5 | 312201211203201 |
6 | 13124253523221 |
7 | 1311410240101 |
oct | 225717626435 |
9 | 56835330804 |
10 | 20120022301 |
11 | 8595256605 |
12 | 3a961a3511 |
13 | 1b8850ba52 |
14 | d8c209901 |
15 | 7cb578151 |
hex | 4af3f2d1d |
20120022301 has 2 divisors, whose sum is σ = 20120022302. Its totient is φ = 20120022300.
The previous prime is 20120022289. The next prime is 20120022341. The reversal of 20120022301 is 10322002102.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 16422166201 + 3697856100 = 128149^2 + 60810^2 .
It is a cyclic number.
It is not a de Polignac number, because 20120022301 - 25 = 20120022269 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20120022341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060011150 + 10060011151.
It is an arithmetic number, because the mean of its divisors is an integer number (10060011151).
Almost surely, 220120022301 is an apocalyptic number.
It is an amenable number.
20120022301 is a deficient number, since it is larger than the sum of its proper divisors (1).
20120022301 is an equidigital number, since it uses as much as digits as its factorization.
20120022301 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 20120022301 its reverse (10322002102), we get a palindrome (30442024403).
The spelling of 20120022301 in words is "twenty billion, one hundred twenty million, twenty-two thousand, three hundred one".
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